Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
December reports an average high-temperature of a frosty 9.1°C (48.4°F), slightly varied from November's 11.9°C (53.4°F). Sion-les-Mines observes a consistent average low-temperature of 4.2°C (39.6°F) throughout December nights.Humidity
The most humid month is December, with an average relative humidity of 88%.Rainfall
In Sion-les-Mines, in December, during 12.2 rainfall days, 34mm (1.34") of precipitation is typically accumulated. Throughout the year, in Sion-les-Mines, there are 151 rainfall days, and 335mm (13.19") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Sion-les-Mines, France. The months with the most snowfall in Sion-les-Mines are February through April and December, with an average 2mm (0.08") of accumulated snow.Daylight
With an average of 8h and 30min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 08:34 and sunset at 17:16. On the last day of the month, sunrise is at 08:54 and sunset at 17:24 CET.
Sunshine
The average sunshine in December in Sion-les-Mines is 4.6h.UV index
The months with the lowest UV index in Sion-les-Mines are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. To protect against the Sun's most potent rays, avoid direct exposure around midday. Boost your sun resistance with garments that are densely woven yet spacious. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Sion-les-Mines?
What is the most humid month in Sion-les-Mines?
What is the average humidity in December in Sion-les-Mines?
How much does it rain in Sion-les-Mines in December?
When does it snow the most in Sion-les-Mines?
How much does it snow in Sion-les-Mines in December?
What is the month with the shortest days in Sion-les-Mines?
How many hours of daylight does Sion-les-Mines have in December?
When are sunrise and sunset in December in Sion-les-Mines?
How long on average sun shines in December in Sion-les-Mines?
When is the lowest UV index in Sion-les-Mines?
How high is the UV index in December in Sion-les-Mines?
Average temperature in December
Sion-les-Mines, France
- Average high temperature in December: 9.1°C
The warmest month (with the highest average high temperature) is August (23.1°C).
The month with the lowest average high temperature is January (8.4°C).
- Average low temperature in December: 4.2°C
The month with the highest average low temperature is July (12.8°C).
The coldest month (with the lowest average low temperature) is February (2.3°C).
Average pressure in December
Sion-les-Mines, France
- Average pressure in December: 1018.4mbar
The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is November (1012.9mbar).
Average wind speed in December
Sion-les-Mines, France
- Average wind speed in December: 16.8km/h
The windiest month (with the highest average wind speed) is February (17.6km/h).
The calmest month (with the lowest average wind speed) is August (11.7km/h).
Average humidity in December
Sion-les-Mines, France
- Average humidity in December: 88%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is September (77%).
Average rainfall in December
Sion-les-Mines, France
- Average rainfall in December: 34mm
The wettest month (with the highest rainfall) is June (39mm).
The driest month (with the least rainfall) is September (17mm).
Average rainfall days in December
Sion-les-Mines, France
- Average rainfall days in December: 12.2 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is September (9.3 days).
Average snowfall in December
Sion-les-Mines, France
- Average snowfall in December: 2mm
The months with the highest snowfall are February, March, April and December (2mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Sion-les-Mines, France
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Sion-les-Mines, France
- Average daylight in December: 8h and 3min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in December
Sion-les-Mines, France
- Average sunshine days in December: 15.9 days
The month with the most sunshine days is September (17.8 days).
The month with the least sunshine days is May (12.1 days).
Average UV index in December
Sion-les-Mines, France
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Sion-les-Mines, France
- Average cloud cover in December: 55
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 41).
Average visibility in December
Sion-les-Mines, France
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, June, July, October, November and December (9km).
The months with the lowest visibility are May, August and September (8km).
